Finding the Fourth Proportional to 4,163,118.12, 5,745,112.56 and 2,327,641.92
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Solution
The fourth proportional to 4,163,118.12, 5,745,112.56 and 2,327,641.92 is: 3,212,151.19
Step by Step Solution
- Step 1: Write the proportion equation
4,163,118.12 : 5,745,112.56 = 2,327,641.92 : x - Step 2: Convert to fraction form
4,163,118.12/5,745,112.56 = 2,327,641.92/x - Step 3: Cross multiply
4,163,118.12x = 5,745,112.56 × 2,327,641.92 - Step 4: Simplify right side
4,163,118.12x = 13,372,564,829,774.51 - Step 5: Solve for x
x = 13,372,564,829,774.51/4,163,118.12 - Step 6: Final answer
x = 3,212,151.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.